<template>
  <Dialog :title="dialogTitle" v-model="dialogVisible">
    <el-form
        ref="formRef"
        :model="formData"
        :rules="formRules"
        label-width="100px"
        v-loading="formLoading"
    >
                  <el-form-item label="所属知识库" prop="groupId">
                    <el-input v-model="formData.groupId" placeholder="请输入所属知识库"/>
                  </el-form-item>
                  <el-form-item label="文档标题" prop="name">
                    <el-input v-model="formData.name" placeholder="请输入文档标题"/>
                  </el-form-item>
                  <el-form-item label="特殊场景编码" prop="sceneCode">
                    <el-input v-model="formData.sceneCode" placeholder="请输入特殊场景编码"/>
                  </el-form-item>
                  <el-form-item label="文档内容">
                    <Editor v-model="formData.content" height="150px"/>
                  </el-form-item>
                  <el-form-item label="排序" prop="sort">
                    <el-input v-model="formData.sort" placeholder="请输入排序"/>
                  </el-form-item>
    </el-form>
    <template #footer>
      <el-button @click="submitForm" type="primary" :disabled="formLoading">确 定</el-button>
      <el-button @click="dialogVisible = false">取 消</el-button>
    </template>
  </Dialog>
</template>
<script setup lang="ts">
  import * as DocsApi from '@/api/system/docs'

  const {t} = useI18n() // 国际化
  const message = useMessage() // 消息弹窗

  const dialogVisible = ref(false) // 弹窗的是否展示
  const dialogTitle = ref('') // 弹窗的标题
  const formLoading = ref(false) // 表单的加载中：1）修改时的数据加载；2）提交的按钮禁用
  const formType = ref('') // 表单的类型：create - 新增；update - 修改
  const formData = ref({
                      id: undefined,
                      groupId: undefined,
                      name: undefined,
                      sceneCode: undefined,
                      content: undefined,
                      sort: undefined
  })
  const formRules = reactive({
                  groupId: [{
              required: true, message: '所属知识库不能为空', trigger: 'blur' }],
                  name: [{
              required: true, message: '文档标题不能为空', trigger: 'blur' }],
                  sort: [{
              required: true, message: '排序不能为空', trigger: 'blur' }]
  })
  const formRef = ref() // 表单 Ref

  /** 打开弹窗 */
  const open = async (type: string, id?: number) => {
    dialogVisible.value = true
    dialogTitle.value = t('action.' + type)
    formType.value = type
    resetForm()
    // 修改时，设置数据
    if (id) {
      formLoading.value = true
      try {
        formData.value = await DocsApi.getDocs(id)
      } finally {
        formLoading.value = false
      }
    }
  }
  defineExpose({open}) // 提供 open 方法，用于打开弹窗

  /** 提交表单 */
  const emit = defineEmits(['success']) // 定义 success 事件，用于操作成功后的回调
  const submitForm = async () => {
    // 校验表单
    if (!formRef) return
    const valid = await formRef.value.validate()
    if (!valid) return
    // 提交请求
    formLoading.value = true
    try {
      const data = formData.value as unknown as DocsApi.DocsVO
      if (formType.value === 'create') {
        await DocsApi.createDocs(data)
        message.success(t('common.createSuccess'))
      } else {
        await DocsApi.updateDocs(data)
        message.success(t('common.updateSuccess'))
      }
      dialogVisible.value = false
      // 发送操作成功的事件
      emit('success')
    } finally {
      formLoading.value = false
    }
  }

  /** 重置表单 */
  const resetForm = () => {
    formData.value = {
                        id: undefined,
                        groupId: undefined,
                        name: undefined,
                        sceneCode: undefined,
                        content: undefined,
                        sort: undefined
    }
    formRef.value?.resetFields()
  }
</script>